<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <base href="http://localhost:8080/07_servlet/a/b/c.html">
</head>
<body>
    这是a下的b下的c.html <br>
    <a href="../../index.html">跳回首页</a> <br>
    <a href="../../index.html">请求转发</a> <br>
</body>
</html>